Home / 942,433.32-1,300,528.38-512,702.52

Finding the Fourth Proportional to 942,433.32, 1,300,528.38 and 512,702.52

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Solution

The fourth proportional to 942,433.32, 1,300,528.38 and 512,702.52 is: 707,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,433.32 : 1,300,528.38 = 512,702.52 : x
  2. Step 2: Convert to fraction form
    942,433.32/1,300,528.38 = 512,702.52/x
  3. Step 3: Cross multiply
    942,433.32x = 1,300,528.38 × 512,702.52
  4. Step 4: Simplify right side
    942,433.32x = 666,784,177,757.52
  5. Step 5: Solve for x
    x = 666,784,177,757.52/942,433.32
  6. Step 6: Final answer
    x = 707,513.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.